Johnnie Walker is a well-known brand of blended Scotch whisky, established in Scotland in the early 19th century. The brand is recognized for its distinctive square bottles and label colors, which indicate different flavor profiles and aging processes. The most popular labels include Red Label, Black Label, Green Label, and Blue Label, each offering a unique taste experience. The founder, John Walker, began selling whisky in his grocery store in 1820. Over the years, the brand has grown into one of the best-selling whiskies worldwide, celebrated for its quality and craftsmanship. Today, Johnnie Walker is a symbol of luxury and sophistication in the whisky industry.